CARBIDE Twist Drills List 220D (Continued) SPEEDFEEDCARBIDEP315-316BR 20˚ EDP Diameter Flute Overall ShankLengthLengthDiameter Number FractionalSize Wire Gage Letter Size mm Inch FL L d 220-2756 - - - 7.00 0.2756 7.00 220-2770 - - J 7.04 0.2770 7.04 220-2810 9/32 -220-28129/32-K- 7.14 0.28100.2812 54 89 9/32 220-2900 - - L 7.37 0.2900 7.37 220-2950 - - M 7.49 0.2950 7.49 220-2953 - - - 7.50 0.2953 7.50 220-2969 19/64 - - 7.54 0.2969 19/64 220-3020 - -220-31255/16-N- 7.67 0.30207.940.3125 60 95 7.675/16 220-3150 - - - 8.00 0.3150 8.00 220-3160 - - O 8.03 0.3160 8.03 220-3230 - - P 8.20 0.3230 8.20 220-3281 21/64 - - 8.33 0.3281 21/64 220-3320 - - Q 8.43 0.3320 8.43 220-3346 - - - 8.50 0.3346 8.50 220-3390 - - R 8.61 0.3390 8.61 220-3438 11/32 - - 8.73 0.3438 64 102 11/32 220-3480 - - S 8.84 0.3480 8.84 220-3543 - - - 9.00 0.3543 9.00 220-3580 - - T 9.09 0.3580 9.09 220-3594 23/64 - - 9.13 0.3594 23/64 220-3680 - - U 9.35 0.3680 9.35 220-3740 -220-37503/8 -- -- 9.50 0.37409.530.3750 70 108 9.503/8 220-3770 - - V 9.58 0.3770 9.58 220-3860 - - W 9.80 0.3860 9.80 220-3906 25/64 - - 9.92 0.3906 25/64 220-3937 - - - 10.00 0.3937 10.00 220-3970 - - X 10.08 0.3970 10.08 220-4040 - - Y 10.26 0.4040 10.26 220-4062 13/32 - - 10.32 0.4062 73 114 13/32 220-4130 - - Z 10.49 0.4130 10.49 220-4134 - - - 10.50 0.4134 10.50 220-4219 27/64 - - 10.72 0.4219 27/64 220-4331 - - - 11.00 0.4331 11.00 220-4375 7/16 - - 11.11 0.4375 7/16 220-4528 - - - 11.50 0.4528 11.50 220-4531 29/64 - - 11.51 0.4531 29/64 220-4688 15/32 -220-4724-- -- 11.91 0.468812.000.4724 76 121 15/3212.00 220-4844 31/64 - - 12.30 0.4844 31/64 220-5000 1/2 - - 12.70 0.5000 1/2 Packed: 1 pc. EDP’s listed above are stocked standard, other coatings available upon request. Specify treatment at time of order: 05 = TiN, 08 = TiCN, 11 = TiAlN. Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC 220D good best WWW.OSGTOOL.COM CARBIDE 205